Home / 186,068.21-278,851.68-101,701.64

Finding the Fourth Proportional to 186,068.21, 278,851.68 and 101,701.64

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Solution

The fourth proportional to 186,068.21, 278,851.68 and 101,701.64 is: 152,415.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,068.21 : 278,851.68 = 101,701.64 : x
  2. Step 2: Convert to fraction form
    186,068.21/278,851.68 = 101,701.64/x
  3. Step 3: Cross multiply
    186,068.21x = 278,851.68 × 101,701.64
  4. Step 4: Simplify right side
    186,068.21x = 28,359,673,869.88
  5. Step 5: Solve for x
    x = 28,359,673,869.88/186,068.21
  6. Step 6: Final answer
    x = 152,415.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.